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Nonprofit · EIN 11-1591282

NASSAU COUNTY DENTAL SOCIETY

Tax-exempt · GARDEN CITY, NY 11530

Financials

$630K$559K2023$588K$553K2024$619K$571K2025
Revenue Expenses · by fiscal year end
Financials of NASSAU COUNTY DENTAL SOCIETY by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$618,830$570,643$48,187$1,632,267$16,209$1,616,058
December 31, 2024990$587,822$553,195$34,627$1,592,213$25,059$1,567,154
December 31, 2023990$630,366$558,723$71,643$1,445,585$18,078$1,427,507
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$451,844
Investment income
$142,957
Royalties
$24,029
Other revenue
$24,029

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$185,958
Other salaries and wages
$63,360
Salaries, compensation and benefits (total)
$278,902
Professional fundraising fees
$0
Legal fees
$384
Accounting fees
$10,200
Occupancy
$21,961
Depreciation
$11,204

Balance sheet and other

Total assets, start of year
$1,592,213
Total assets, end of year
$1,632,267
Total liabilities, end of year
$16,209
Net assets, end of year
$1,616,058
Land, buildings and equipment
$382,419
Publicly traded securities
$1,111,738
Gross receipts
$618,830
Employees
2
Year formed
1948
State of legal domicile
NY

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
EUGENE PORCELLIExecutive Dir.
Trustee or director
55$185,958
JOSEPH BROFSKYDirector
Trustee or director
1$0
DONALD HILLSTrustee
Trustee or director
1$0
DAVID MILLERDirector
Trustee or director
1$0
MICHAEL SHRECKDirector
Trustee or director
1$0
MAUREEN TREDWELLPresident-Elect
Trustee or director
1$0
HOWARD BAYLARIANTreasurer
Officer
1$0
EDWARD PERLOWSecretary
Officer
1$0
KATAYOON NOROOZI-LEIBOWITZVice President
Officer
1$0
ELYSE PATRELLAPresident
Officer
1$0
DOUGLAS SCHILDHAUSPAST PRESIDENT
Officer
1$0
990 for the year ended December 31, 2024: 12 people
NameTitleHours / weekCompensation
EUGENE PORCELLIExecutive Dir.
Trustee or director
55$187,250
HOWARD BAYLARIANTreasurer
Trustee or director, Officer
1$0
STEPHEN AKSEIZERPast-President
Trustee or director, Officer
1$0
CHARLIE HANNADirector
Trustee or director
1$0
BARRY ROSENBERGDirector
Trustee or director
1$0
KATAYOON NOROOZI-LEIBOWITZSecretary
Trustee or director, Officer
1$0
ELYSE PATRELLAPRESIDENT-ELECT
Trustee or director
1$0
DOUGLAS SCHILDHAUSPresident
Trustee or director, Officer
1$0
DAVID MILLERDirector
Trustee or director
1$0
MICHAEL SHRECKDirector
Trustee or director
1$0
MAUREEN TREDWELLSecretary
Trustee or director, Officer
1$0
JOSEPH BROFSKYDirector
Officer
1$0
990 for the year ended December 31, 2023: 32 people
NameTitleHours / weekCompensation
EUGENE PORCELLIExecutive Dir.
Trustee or director
55$168,085
JOSEPH BROFSKYPast President
Trustee or director, Officer
1$0
HOWARD BAYLARIANDirector
Trustee or director
1$0
JAMES DOLINDirector
Trustee or director
1$0
STEPHEN AKSEIZERPresident
Trustee or director, Officer
1$0
Eileen ChunDirector
Trustee or director
1$0
JAKOB CHARENDirector
Trustee or director
1$0
JOHN GAETADirector
Trustee or director
1$0
JOHN KEENEDirector
Trustee or director
1$0
EDWIN GINSBERGDirector
Trustee or director
1$0
DONALD HILLSTreasurer
Trustee or director, Officer
1$0
MICHAEL VINCIGUERRADirector
Trustee or director
1$0
MEENA JAISWALDirector
Trustee or director
1$0
PETER MYCHAJLIWDirector
Trustee or director
1$0
KATAYOON NOROOZI-LEIBOWITZDirector
Trustee or director
1$0
FRANK PALMACCIODirector
Trustee or director
1$0
ELYSE PATRELLAVice President
Trustee or director, Officer
1$0
EDWARD PERLOWDirector
Trustee or director
1$0
ROBERT PESKINDirector
Trustee or director
1$0
DOUGLAS SCHILDHAUSPRES-ELEC
Trustee or director
1$0
MOSHE SCHUCKDirector
Trustee or director
1$0
DAVID MILLERDirector
Trustee or director
1$0
MICHAEL SHRECKDirector
Trustee or director
1$0
SHERYL SILVERSTEINDirector
Trustee or director
1$0
MAUREEN TREDWELLSecretary
Trustee or director, Officer
1$0
BARRY ROZENBERGVice President
Trustee or director
1$0
CELIA SPALTSecretary
Trustee or director
1$0
PETER BLAUZVERNDirector
Trustee or director
1$0
SANFORD KLEINDirector
Trustee or director
1$0
LYNDA ASADOURIANDirector
Trustee or director
1$0
CHARLES HANNADirector
Trustee or director
1$0
BINOD VERMADirector
Trustee or director
1$0

Address and contacts

Address (IRS master file)
377 OAK ST, GARDEN CITY, NY 11530-6553
Principal officer (990 for 2025)
ELYSE PATRELLA, 377 OAK STREET 204, GARDEN CITY, NY 11530
Signed the 990
ELYSE PATRELLA, President
Phone
(516) 227-1112
Return prepared by
FISHER & FARLEY INC

Mission

ENCOURAGE THE IMPROVEMENT OF THE HEALTH OF THE PUBLIC. PROMOTE THE ART AND SCIENCE OF DENTISTRY. REPRESENT THE INTERESTS OF THE MEMBERS OF THE PROFESSION AND THE PUBLIC WHICH IT SERVES.

990 for the year ended December 31, 2025

Program accomplishments

  • ANNUAL OFFICER INSTALLATION TO PROVIDE THE SOCIETY WITH THE PERSONNEL TO OVERSEE THE ACTIVITIES OF THE ORGANIZATION.
  • MONTHLY BULLETIN PROVIDED TO INFORM MEMBERS OF COURSES TO BENEFIT THEIR PROFESSION.
  • BUSINESS AND ADMINISTRATION OF THE SOCIETY

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
11-1591282
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1972
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$1,632,267
Income (IRS master file)
$618,830

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$618,830$570,643$1,632,267IRS
990December 2024$587,822$553,195$1,592,213IRS
990December 2023$630,366$558,723$1,445,585XML
990December 2022$561,724$516,779$1,404,031IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2019–––IRS
990December 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 11-1591282).

Questions about NASSAU COUNTY DENTAL SOCIETY

What is the EIN of NASSAU COUNTY DENTAL SOCIETY?
The employer identification number (EIN) of NASSAU COUNTY DENTAL SOCIETY is 11-1591282.
Is NASSAU COUNTY DENTAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1972.
Are donations to NASSAU COUNTY DENTAL SOCIETY tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does NASSAU COUNTY DENTAL SOCIETY file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of NASSAU COUNTY DENTAL SOCIETY due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did NASSAU COUNTY DENTAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of NASSAU COUNTY DENTAL SOCIETY?
The 990 for the year ended December 31, 2025 names ELYSE PATRELLA.
Who are the officers and directors of NASSAU COUNTY DENTAL SOCIETY?
The 990 for the year ended December 31, 2025 lists 11 people; 1 received compensation from the organization, the highest $185,958 (EUGENE PORCELLI, Executive Dir.).
How much revenue does NASSAU COUNTY DENTAL SOCIETY have?
On its 990 for the year ended December 31, 2025 it reported revenue of $618,830, expenses of $570,643 and total assets of $1,632,267 at year end.

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